Version 4
SHEET 1 880 784
WIRE -96 48 -160 48
WIRE 16 48 -16 48
WIRE 208 48 112 48
WIRE 336 48 288 48
WIRE 560 64 544 64
WIRE 656 64 640 64
WIRE 720 64 656 64
WIRE 336 112 336 48
WIRE 720 112 720 64
WIRE 784 112 720 112
WIRE -160 128 -160 48
WIRE 720 128 720 112
WIRE 656 176 656 64
WIRE -160 288 -160 208
WIRE -64 288 -160 288
WIRE 16 288 16 48
WIRE 16 288 -64 288
WIRE 112 288 112 48
WIRE 240 288 112 288
WIRE 336 288 336 176
WIRE 336 288 240 288
WIRE 544 288 544 64
WIRE 608 288 544 288
WIRE 656 288 656 256
WIRE 656 288 608 288
WIRE 720 288 720 192
WIRE 720 288 656 288
FLAG 608 288 0
FLAG -64 288 0
FLAG 240 288 0
FLAG 784 112 out
IOPIN 784 112 Out
SYMBOL Misc\\signal -160 112 R0
WINDOW 123 24 132 Left 0
WINDOW 39 24 160 Left 0
SYMATTR Value2 AC 1.
SYMATTR SpiceLine Rser=.01
SYMATTR InstName V1
SYMBOL cap 352 176 R180
WINDOW 0 24 64 Left 0
WINDOW 3 24 8 Left 0
SYMATTR InstName C2
SYMATTR Value 50p
SYMBOL ind2 304 32 R90
WINDOW 0 5 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L2
SYMATTR Value 250µ
SYMATTR Type ind
SYMATTR SpiceLine Rser=3
SYMBOL ind2 656 48 R90
WINDOW 0 4 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L1
SYMATTR Value 400µ
SYMATTR Type ind
SYMATTR SpiceLine Rser=10
SYMBOL res 640 160 R0
SYMATTR InstName R1
SYMATTR Value 220k
SYMBOL ind2 0 32 R90
WINDOW 0 5 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName L3
SYMATTR Value 100µ
SYMATTR Type ind
SYMATTR SpiceLine Rpar=1meg
SYMBOL cap 704 128 R0
SYMATTR InstName C1
SYMATTR Value 3p
TEXT 104 336 Left 0 !.ac oct 10000 1meg 2meg
TEXT 376 72 Left 0 !K1 L2 L1 .003
TEXT 32 -48 Left 0 !K2 L3 L2 .0001
TEXT -160 8 Left 0 ;tx
TEXT 240 -56 Left 0 ;RF propagation +\nant aperture
TEXT 120 8 Left 0 ;loop
TEXT 664 40 Left 0 ;ferrite rod in rx
TEXT 392 112 Left 0 ;inductive\ncoupling
TEXT 272 -96 Left 0 !K3 L3 L1 .0000017
TEXT 408 -24 Left 0 ;interaction
TEXT 424 328 Left 0 ;Position of anti-resonance is \ninfluenced by K3/K2 vs. K1
TEXT 728 72 Left 0 ;(broadband)
TEXT 152 176 Left 0 ;e.g. AN-200
LINE Normal 288 16 288 32
LINE Normal 400 16 288 16
LINE Normal 400 48 400 16
LINE Normal 496 16 496 48
LINE Normal 560 16 496 16
LINE Normal 560 48 560 16
LINE Normal -16 -32 -16 16
LINE Normal -16 -48 -16 -32
LINE Normal -16 -48 -16 -48
LINE Normal 16 -48 -16 -48
LINE Normal 16 -48 16 -48
LINE Normal 208 -48 192 -48
LINE Normal 208 16 208 -48
LINE Normal -96 -96 -96 16
LINE Normal 256 -96 -96 -96
LINE Normal 640 -96 432 -96
LINE Normal 640 32 640 -96
LINE Normal 416 -80 448 -48
LINE Normal 432 48 464 0